function func1 () {
    if (arguments.length)
        alert (arguments [0]);
    var div = document.getElementById ('message');
    if (!div) {
        div = document.createElement ('div');
        div.id = 'message';
        div.innerHTML = message;
        div.className = 'tv';
        document.body.appendChild (div);
    }
    div.style.dispaly = 'block';
}